If $\alpha$ and $\beta$ are the roots of the equation $ax^2 + bx + c = 0$,then what are the roots of the equation $cx^2 + bx + a = 0$?

  • A
    $\frac{1}{\alpha}, \frac{1}{\beta}$
  • B
    $-\frac{1}{\alpha}, -\frac{1}{\beta}$
  • C
    $\frac{1}{\alpha}, -\frac{1}{\beta}$
  • D
    $-\frac{1}{\alpha}, \frac{1}{\beta}$

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$\alpha, \beta, \gamma$ are the roots of the equation $x^3-10x^2+7x+8=0$. Match the following and choose the correct answer.
Column-$I$Column-$II$
$A$. $\alpha+\beta+\gamma$$(1)$ $-\frac{43}{4}$
$B$. $\alpha^2+\beta^2+\gamma^2$$(2)$ $-\frac{7}{8}$
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